SKR 1.4 Turbo SBC Setup



  • I can't seem to get the printer to show connection to the SBC. I can pull up DWC, but it does not show any endstops, heaters, tools, or axis's.
    board.txt

    //Note: Each line should be less than 120 characters.
    // : Unwanted options can be commented out or set to NoPin. Lines commented out will get default values
    // : for pins the default is NoPin.
    // : Values for Arrays need to be contained within { and }
    // : Comments can be defined with // or # (comments are not supported inside arrays)
    // : Each config entry must be all on a single line.

    lpc.board = biquskr_1.4;

    //LED blinks to indicate Platform is spinning or other diagnostic
    //Comment out or set to NoPin if not wanted.
    leds.diagnostic = NoPin;

    //Internal SDCard SPI Frequency.
    lpc.internalSDCard.spiFrequencyHz = 25000000;

    //Only supports 1 External SDCard
    //externalSDCard.csPin = 0.16;
    //externalSDCard.cardDetectPin = 1.31;
    //lpc.externalSDCard.spiFrequencyHz = 4000000;
    //lpc.externalSDCard.spiChannel = 0;

    //LCD Pins (only ST9720 SPI currently supported)
    //setup the Software SPI Pins for LCD
    lpc.softwareSPI.pins = {1.20, NoPin, 1.18}; //Set to GPIO pins to use as SCK, MISO, MOSI
    lcd.spiChannel = 2;
    lcd.lcdCSPin = 1.19;
    lcd.lcdBeepPin = 1.30;
    lcd.encoderPinA = 3.26;
    lcd.encoderPinB = 3.25;
    lcd.encoderPinSw = 0.28; //click
    lcd.lcdDCPin = NoPin; //DataControl Pin (A0) if none used set to NoPin
    lcd.panelButtonPin = NoPin; //Extra button on RRD Panel

    heat.tempSensePins = {bedtemp, e1temp}; //Max of 3 entries
    //heat.spiTempSensorCSPins = { }; //Max of 2 entries

    //Analogue to Digital prefilter
    adc.prefilter.enable = true

    config.g
    Configuration file for SKR v1.4 (firmware version 3)
    ; executed by the firmware on start-up
    ;
    ; generated by RepRapFirmware Configuration Tool v3.1.4-LPC-5 on Tue Sep 29 2020 20:24:48 GMT-0600 (Mountain Daylight Time)

    ; General preferences
    G90 ; send absolute coordinates...
    M83 ; ...but relative extruder moves
    M550 P"Obokenpally's Mule" ; set printer name
    M918 P1 E4 F2000000 ; configure direct-connect display

    ; Network
    M552 S0 ; disable network

    ; Drives
    M569 P0 S1 ; physical drive 0 goes forwards using default driver timings
    M569 P1 S1 ; physical drive 1 goes forwards using default driver timings
    M569 P2 S1 ; physical drive 2 goes forwards using default driver timings
    M569 P3 S1 ; physical drive 3 goes forwards using default driver timings
    M569 P4 S1 ; physical drive 4 goes forwards using default driver timings
    M584 X0 Y1 Z2 E3:4 ; set drive mapping
    M350 X16 Y16 Z16 E16:16 I1 ; configure microstepping with interpolation
    M92 X80.00 Y80.00 Z400.00 E409.00:420.00 ; set steps per mm
    M566 X900.00 Y900.00 Z12.00 E120.00:120.00 ; set maximum instantaneous speed changes (mm/min)
    M203 X6000.00 Y6000.00 Z180.00 E1200.00:1200.00 ; set maximum speeds (mm/min)
    M201 X700.00 Y700.00 Z20.00 E250.00:250.00 ; set accelerations (mm/s^2)
    M906 X800 Y800 Z800 E800:800 I30 ; set motor currents (mA) and motor idle factor in per cent
    M84 S30 ; Set idle timeout

    ; Axis Limits
    M208 X0 Y0 Z0 S1 ; set axis minima
    M208 X310 Y320 Z400 S0 ; set axis maxima

    ; Endstops
    M574 X1 S1 P"xstop" ; configure active-high endstop for low end on X via pin xstop
    M574 Y1 S1 P"ystop" ; configure active-high endstop for low end on Y via pin ystop

    ; Z-Probe
    M558 P0 H5 F120 T6000 ; disable Z probe but set dive height, probe speed and travel speed
    M557 X15:310 Y15:320 S20 ; define mesh grid

    ; Heaters
    M308 S0 P"bedtemp" Y"thermistor" T100000 B4138 ; configure sensor 0 as thermistor on pin bedtemp
    M950 H0 C"bed" T0 ; create bed heater output on bed and map it to sensor 0
    M307 H0 B0 S1.00 ; disable bang-bang mode for the bed heater and set PWM limit
    M140 H0 ; map heated bed to heater 0
    M143 H0 S120 ; set temperature limit for heater 0 to 120C
    M308 S1 P"e1temp" Y"thermistor" T100000 B4138 ; configure sensor 1 as thermistor on pin e1temp
    M950 H1 C"e1heat" T1 ; create nozzle heater output on e1heat and map it to sensor 1
    M307 H1 B0 S1.00 ; disable bang-bang mode for heater and set PWM limit

    ; Fans
    M950 F0 C"fan0" Q500 ; create fan 0 on pin fan0 and set its frequency
    M106 P0 S0 H-1 ; set fan 0 value. Thermostatic control is turned off

    ; Tools
    M563 P1 S"Hemera" D1 H1 F0 ; define tool 1
    G10 P1 X0 Y0 Z0 ; set tool 1 axis offsets
    G10 P1 R0 S0 ; set initial tool 1 active and standby temperatures to 0C



  • I've messaged you on discord.



  • @jay_s_uk Ok thank you.


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